Plato principal= main course
It depends on which main course your getting!
main in spanish is "principal"
main
spanish and English of course
Some people say "Platillo Principal" but the literal translation (which is also used) is "Plato principal"
'Si, claro"
plato principal
Are you asking what the main food is of Spanish-speaking people? Or are you asking how to say the words "main food" in Spanish? Please clarify your question. But the main food of Spanish-speaking people is different from one Spanish-speaking country to another.
Main menu or main course: le plat principal
la calle principal
Translation: Plato Principal
Main menu or main course: le plat principal